round off

英 [raʊnd ɒf]

美 [raʊnd ɔːf]

使圆满结束

电力

柯林斯词典

• PHRASAL VERB 使…圆满结束
  If youround offan activity with something, you end the activity by doing something that provides a clear or satisfactory conclusion to it.
  1. The Italian way is to round off a meal with an ice-cream...
     意大利人总是在用餐结束时来份冰激凌。
  2. ...a dazzling firework display which rounded off a lovely day...
     为美好的一天画上圆满句号的绚烂烟花
  3. This rounded the afternoon off perfectly...
     这使得下午的活动圆满结束。
  4. He rounds off by proposing a toast to the attendants.
     他向来宾祝酒，圆满结束了活动。

英英释义

verb

• make round
  1. round the edges
  Synonym:roundround out
• express as a round number
  1. round off the amount
  Synonym:round downround outround
• bring to a highly developed, finished, or refined state
  1. polish your social manners
  Synonym:polishroundpolish upbrush up

双语例句

• When the equations are consistent, the solutions can be obtained within finite steps in the absence of round off errors, and the least-norm solution can be given by choosing a special initial matrix.
  在不考虑舍入误差时，对任意给定初始矩阵，该迭代算法能够在有限步迭代计算之后得到矩阵方程组的解；选取特殊的初始矩阵时可得到矩阵方程组的极小范数解。
• I'll round it off to about £ 30.
  我将它取整，大约是30英镑。
• Take a piece of sandpaper and round off the edges of the frame.
  拿张砂纸把框子上的棱角磨圆。
• The order of matrix for solving algebraic equations increases so greatly that the accumulated round off errors can swamp the true solutions.
  求解代数方程阶次的迅速增长，可能使舍入误差的积累造成对真解的扭曲。
• In class, he should carry out his teaching plan according to the procedure of the debate and round off the class with an effective summing up.
  在上课时参照辩论的程序实施教学，注意把握好总结讲证明这一关键环节。
• I don't know his name, and I don't know his game, but he's moving round off and on, just out of sight.
  我不知道他的大名，也不知道他的策略，可是他就在人们看不见的地方游来游去，一忽儿出现，一忽儿失踪。
• The Italian way is to round off a meal with an ice-cream
  意大利人总是在用餐结束时来份冰激凌。
• He rounds off by proposing a toast to the attendants.
  他向来宾祝酒，圆满结束了活动。
• The program is easy to be used and the optimized result is readily a feasible design project which need't any round off.
  本程序使用方便，优化结果不必圆整即为可行设计方案。
• Presents general principles for the design and selection of air conditioning/ ventilation system forms, involving kitchen air supply and extraction systems, delivery air volume and sizing of the oil smoke extraction hoods, and adds an example to round off.
  阐述了宾馆厨房空调通风设计的一般原则及通风系统采用形式，包括送风、排风系统设计，送风量的计算，排烟罩的选择等，并介绍了一个设计实例。